// JavaScript Document
var Tday = new Array();
var daysms = 24 * 60 * 60 * 1000
var hoursms = 60 * 60 * 1000
var Secondms = 60 * 1000
var microsecond = 1000
var DifferHour = -1
var DifferMinute = -1
var DifferSecond = -1
function clock(key)
{
var time = new Date()
var hour = time.getHours()
var minute = time.getMinutes()
var second = time.getSeconds()
var timevalue = ""+((hour > 12) ?hour-12:hour)
timevalue +=((minute < 10) ? ":0":":")+minute
timevalue +=((second < 10) ? ":0":":")+second
timevalue +=((hour >12 ) ? " PM":" AM")
var convertHour = DifferHour
var convertMinute = DifferMinute
var convertSecond = DifferSecond
var Diffms = Tday[key].getTime() - time.getTime()
DifferHour = Math.floor(Diffms / daysms)
Diffms -= DifferHour * daysms
DifferMinute = Math.floor(Diffms / hoursms)
Diffms -= DifferMinute * hoursms
DifferSecond = Math.floor(Diffms / Secondms)
Diffms -= DifferSecond * Secondms
var dSecs = Math.floor(Diffms / microsecond)

if(convertHour != DifferHour) a="<fontcolor=red>"+DifferHour+"</font>天";
if(convertMinute != DifferMinute) b="<fontcolor=red>"+DifferMinute+"</font>时";
if(convertSecond != DifferSecond) c="<fontcolor=red>"+DifferSecond+"</font>分"
d="<fontcolor=red>"+dSecs+"</font>秒"
if (DifferHour>0) {a=a}
else {a=''}
document.getElementById("leftTime"+key).innerHTML = a + b + c +d; //显示倒计时信息

}